Molding apparatus and method
US7267542B2 · kind B2 · utility
2Cited by
11References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2003 |
| Grant date | Sep 11, 2007 |
| Priority date | — |
| Expiry date | Apr 1, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C33/3821
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus and method for making a mold or mold face includes a container having at least one opening. The apparatus also includes a flexible membrane that is retained to the container that extends across the opening of the container. The apparatus for making a mold further includes support media that is disposed within the container along with a vacuum valve that is connected to the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.